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Mean
mode
exponents
algebra
negative integers
100

2,2,5,5,6

4

100

2,4,7,7,7,10

7

100

6^2

36

100

6y -10 = 26

y=6

100

10 - 20 = ?

-10

200

10,20,30

20

200

2,1,1,7,7

1,7

200

10^2

100

200

12y -3y = 45

y=5

200

-6 + 3 = ?

-3

300

20,40,60

40

300

10,10,20,20,23,23,25,25,25

25

300

5^2

25

300

12 - 5y = y

y=2

300

-2 x 2 = ?

-4

400

10,27,1,1,1,2

7

400

12,13,12,20

12

400

12^2

144

400

2c + 4y = 36, y=5

c=8

400

-10 x -10 = ?

100

500

90,95,100

95

500

2,2,4,6,6,6,9,10

6

500

11^2

121

500

11y = 121

y=11

500

5 x -7 = ?

-35